﻿
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<!-- saved from url=(0014)about:internet -->
<html xmlns:msxsl="urn:schemas-microsoft-com:xslt" xmlns:mssdk="winsdk" xmlns:script="urn:script" xmlns:build="urn:build" xmlns:MSHelp="http://msdn.microsoft.com/mshelp">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
<meta name="Description" content="The !ivt extension displays the Itanium interrupt vector table."/>
<meta name="MSHAttr" content="PreferredSiteName:MSDN"/>
<meta name="MSHAttr" content="PreferredLib:/library/windows/hardware"/>
<title>!ivt</title>

<meta name="MS-HAID" content="r27_exts_kernel_E_60a75f07-ea4c-4a4f-8962-e0bb8fe175c6.xml"/>


<link rel="STYLESHEET" type="text/css" HREF="../common/backsdk4.css"/>





<style>
html,div { margin: 0; padding: 0;}

body {
	padding: 0px;
	margin: 0px;
	overflow: auto;
	height: 100%;
}

#winchm_template_button{
	float: right;
	width: 93px;
	top: 7px;
	position: relative;
	text-align: right;
	right: 5px;
	height: auto;
}

#winchm_template_top{
	padding: 0px;
	margin: 0px;
	border-bottom: 1px solid #9B9B9B;
	background-color: #B1CEFE;
}

#winchm_template_navigation{
	margin: 0px;
	padding-top: 7px;
	padding-left: 7px;
	padding-bottom: 3px;
	padding-right: 0px;
	font-size: 8.5pt;
	font-family: Arial, Helvetica, sans-serif;
	font-weight: normal;
	color: #585858;
}

#winchm_template_title{
	margin: 0px;
	padding-top: 4px;
	padding-left: 7px;
	padding-bottom: 7px;
	padding-right: 0px;
	font-size: 18px; 
	font-family: Verdana, Geneva, sans-serif;
	color: #363636;
}

#winchm_template_content{
	margin-top: 20px;
	margin-left: 15px;
	margin-bottom: 20px;
	margin-right: 15px;
	width: auto  !important;
	width: 100%;
}

#winchm_template_footer{
	border-width: 1px;
	border-color: #B1CEFE;
	border-top-style: solid;
	margin-top: 15px;
	margin-left: 15px;
	margin-bottom: 20px;
	margin-right: 15px;
	padding-top: 7px;
	padding-left: 0px;
	padding-bottom: 0px;
	padding-right: 0px;
	font-family: arial, helvetica, sans-serif;
	font-size: 8.5pt;
	color: #696969;
	width: auto;
	text-align: left;
}


#winchm_template_container{
	margin: 0px;
	padding: 0px;
	position: static;
	padding-bottom: 3px;
	overflow: auto;
	background-color: #FFFFFF;
}


@media print
{
#winchm_template_container{
	position: static;	
	margin: 0px;
	padding: 5px;
	
	width: auto;
	height: auto;
	overflow: auto;
}
#winchm_template_button{
visibility:hidden;
}
}

#winchm_template_navigation A:link	{text-decoration: none; color:#004080}
#winchm_template_navigation A:visited  {text-decoration: none; color: #004080}
#winchm_template_navigation A:active {text-decoration: none; color: #004080 }
#winchm_template_navigation A:hover {text-decoration: none;color: #0080FF}

A:link	{text-decoration: underline; color:#0033CC}
A:visited  {text-decoration: underline; color: #0033CC}
A:active {text-decoration: underline; color: #0033CC }
A:hover {text-decoration: underline;color: #FF0000;}
</style>
<script type="text/javascript">
function isMobile(){
Agent = window.navigator.userAgent;
if (Agent.indexOf("iPhone")>=1 || Agent.indexOf("iPad")>=1 || Agent.indexOf("iPod")>=1 || Agent.indexOf("Android")>=1){
return true;
}else{
return false;	
}

}
function d_onresize(){
if (window.navigator.userAgent.indexOf("MSIE")>=1){
document.getElementById('winchm_template_container').style.pixelWidth = document.body.offsetWidth - 3;
document.getElementById('winchm_template_container').style.pixelHeight = document.body.offsetHeight - document.getElementById('winchm_template_top').offsetHeight - 4;
}
document.getElementById('winchm_template_container').style.top = document.getElementById('winchm_template_top').offsetHeight + 'px';
}

function d_onbeforeprint(){
document.getElementById('winchm_template_container').style.width = 'auto';
document.getElementById('winchm_template_container').style.height = 'auto';
}

function d_onafterprint(){
d_onresize();
}

if(!isMobile()){

window.onload = d_onresize;
window.onresize = d_onresize;
window.onbeforeprint = d_onbeforeprint;
window.onafterprint = d_onafterprint;

document.write("<style>\n");
document.write("body {overflow: hidden;}\n");
document.write("#winchm_template_container {position: absolute;overflow: auto;top : 0px;right: 0px;bottom: 0px;left: 0px;}\n");
document.write("</style>\n");
}

</script>
</head>
<body><script language="JavaScript" type="text/JavaScript">
function syn(){
if(parent.nav.tree){
 if(parent.nav.tree.loaded){
  parent.nav.tree.selectNode(2372);
 }else{
  setTimeout("syn()",500);
}
  }else{
  setTimeout("syn()",500);
  }}
if(parent!=self){
  setTimeout("syn()",100);
}else{
  parent.location.href = "../../index.htm?page=debugger/_ivt.htm";
}
originalOnload = window.onload;
if(originalOnload==null){
window.onload = function(){parent.contentLoaded = true;};
}else{
window.onload = function(){originalOnload();parent.contentLoaded = true;};
}
</script> 


<div id="winchm_template_top">
	<div id="winchm_template_button"><A href="_isr.htm" title="Previous topic"><img id="winchm_template_prev" alt="Previous topic" src="../template2/btn_prev_n.gif" border="0"></a><A href="_job.htm" title="Next topic"><img id="winchm_template_next" alt="Next topic" src="../template2/btn_next_n.gif" border="0"></a></div>
	<div id="winchm_template_navigation">Help &gt; 
<A href="introduction6.htm">Debugging Tools for Windows (WinDbg, KD, CDB, NTSD)</A> &gt; <A href="debugger_reference.htm">Debugger Reference</A> &gt; <A href="debugger_commands.htm">Debugger Commands</A> &gt; <A href="kernel_mode_extensions.htm">Kernel-Mode Extension Commands</A> &gt; </div>
	<div id="winchm_template_title">!ivt</div>
</div>
<div id="winchm_template_container">
	<div id="winchm_template_content"><div id="mainSection"><p>The !ivt extension displays the Itanium interrupt vector table.</p>
<pre class="syntax"><b>!ivt </b>[<b>-v</b>]<b> </b>[<b>-a</b>]<b> </b>[<i>Vector</i>] 
<b>!ivt -?</b> </pre>
<div class="alert"><b>Important</b>  This command has been deprecated  in the Windows Debugger Version 10.0.14257 and later, and is no longer available.</div>
<div> </div>
<h2><a id="Parameters"></a><a id="parameters"></a><a id="PARAMETERS"></a>Parameters</h2>
<p></p>
<dl>
<dt><a id="_______Vector______"></a><a id="_______vector______"></a><a id="_______VECTOR______"></a>       <i>Vector</i>      </dt>
<dd>
<p>Specifies an interrupt vector table entry for the current processor. If <i>Vector</i> is omitted, the entire interrupt vector table for the current processor on the target computer is displayed. Interrupt vectors that have not been assigned are not displayed unless the <b>-a</b>  option is specified. </p>
</dd>
<dt><a id="_______-a______"></a><a id="_______-A______"></a>       <b>-a</b>      </dt>
<dd>
<p>Displays all interrupt vectors, including those that are unassigned. </p>
</dd>
<dt><a id="_______-v______"></a><a id="_______-V______"></a>       <b>-v</b>      </dt>
<dd>
<p>Displays detailed output. </p>
</dd>
<dt><a id="_______-_______"></a>       <b>-?</b>      </dt>
<dd>
<p>Displays help  for this extension in the Debugger Command window. </p>
</dd>
</dl>
<h3><a id="DLL"></a><a id="dll"></a>DLL</h3>
<table>
<tr>
<td>
<p><b>
          Windows 2000
         </b></p>
</td>
<td>
<p>Unavailable</p>
</td>
</tr>
<tr>
<td>
<p><b>
          Windows XP and later
         </b></p>
</td>
<td>
<p>
          Kdexts.dll
         </p>
</td>
</tr>
</table>
<p> </p>
<p>This extension command can only be used with an Itanium target computer.</p>
<h3><a id="Additional_Information"></a><a id="additional_information"></a><a id="ADDITIONAL_INFORMATION"></a>Additional Information</h3>
<p>For more information about how to display the interrupt dispatch tables on an x64 or x86 target computer, see <a href="#Bookmark2358"><b>!idt</b></a>.</p>
<h2>Remarks</h2>
<p>Here is an example of the output from this extension:</p>
<pre class="syntax" xml:space="preserve"><code>kd&gt; !ivt

Dumping IA64 IVT:

00:e000000083005f60 nt!KiPassiveRelease
0f:e000000083576830 hal!HalpPCIISALine2Pin
10:e0000000830067f0 nt!KiApcInterrupt
20:e000000083006790 nt!KiDispatchInterrupt
30:e000000083576b30 hal!HalpCMCIHandler
31:e000000083576b20 hal!HalpCPEIHandler
41:e000000085039680 i8042prt!I8042KeyboardInterruptService (KINTERRUPT e000000085039620)
51:e000000085039910 i8042prt!I8042MouseInterruptService (KINTERRUPT e0000000850398b0)
61:e0000000854484f0 VIDEOPRT!pVideoPortInterrupt (KINTERRUPT e000000085448490)
71:e0000000856c9450 NDIS!ndisMIsr (KINTERRUPT e0000000856c93f0)
81:e0000000857fd000 SCSIPORT!ScsiPortInterrupt (KINTERRUPT e0000000857fcfa0)
91:e0000000857ff510 atapi!IdePortInterrupt (KINTERRUPT e0000000857ff4b0)
a1:e0000000857d84b0 atapi!IdePortInterrupt (KINTERRUPT e0000000857d8450)
a2:e0000165fff2cab0 portcls!CInterruptSyncServiceRoutine (KINTERRUPT e0000165fff2ca50)
b1:e0000000858c7460 ACPI!ACPIInterruptServiceRoutine (KINTERRUPT e0000000858c7400)
b2:e0000000850382e0 USBPORT!USBPORT_InterruptService (KINTERRUPT e000000085038280)
d0:e0000000835768d0 hal!HalpClockInterrupt
e0:e000000083576850 hal!HalpIpiInterruptHandler
f0:e0000000835769c0 hal!HalpProfileInterrupt
f1:e000000083576830 hal!HalpPCIISALine2Pin
fd:e000000083576b10 hal!HalpMcRzHandler
fe:e000000083576830 hal!HalpPCIISALine2Pin</code></pre></div></div>	
	<div id="winchm_template_footer">Copyright &copy; 2019. All rights 
reserved. (To change the copyright info, just edit it in template.)</div>
</div>

</body>
</html>
